| OLD | NEW |
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "media/audio/win/waveout_output_win.h" | 5 #include "media/audio/win/waveout_output_win.h" |
| 6 | 6 |
| 7 #include <windows.h> | 7 #include <windows.h> |
| 8 #include <mmsystem.h> | 8 #include <mmsystem.h> |
| 9 #pragma comment(lib, "winmm.lib") | 9 #pragma comment(lib, "winmm.lib") |
| 10 | 10 |
| 11 #include "base/atomicops.h" | 11 #include "base/atomicops.h" |
| 12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 13 #include "base/debug/trace_event.h" | |
| 14 #include "base/logging.h" | 13 #include "base/logging.h" |
| 14 #include "base/trace_event/trace_event.h" |
| 15 #include "media/audio/audio_io.h" | 15 #include "media/audio/audio_io.h" |
| 16 #include "media/audio/win/audio_manager_win.h" | 16 #include "media/audio/win/audio_manager_win.h" |
| 17 | 17 |
| 18 namespace media { | 18 namespace media { |
| 19 | 19 |
| 20 // Some general thoughts about the waveOut API which is badly documented : | 20 // Some general thoughts about the waveOut API which is badly documented : |
| 21 // - We use CALLBACK_EVENT mode in which XP signals events such as buffer | 21 // - We use CALLBACK_EVENT mode in which XP signals events such as buffer |
| 22 // releases. | 22 // releases. |
| 23 // - We use RegisterWaitForSingleObject() so one of threads in thread pool | 23 // - We use RegisterWaitForSingleObject() so one of threads in thread pool |
| 24 // automatically calls our callback that feeds more data to Windows. | 24 // automatically calls our callback that feeds more data to Windows. |
| (...skipping 363 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 388 buffer, | 388 buffer, |
| 389 sizeof(WAVEHDR)); | 389 sizeof(WAVEHDR)); |
| 390 if (result != MMSYSERR_NOERROR) | 390 if (result != MMSYSERR_NOERROR) |
| 391 stream->HandleError(result); | 391 stream->HandleError(result); |
| 392 stream->pending_bytes_ += buffer->dwBufferLength; | 392 stream->pending_bytes_ += buffer->dwBufferLength; |
| 393 } | 393 } |
| 394 } | 394 } |
| 395 } | 395 } |
| 396 | 396 |
| 397 } // namespace media | 397 } // namespace media |
| OLD | NEW |